The Vanity of the Shogun's Mistress(1974)

Since the arrival of the Black Ships, the Tokugawa Shogunate's dream of peace has been shattered, and the succession problem of the ailing Shogun Iesada has become a headache. At the same time, Tamamo, a prostitute in Yoshiwara, is dismissed from her position at the behest of a high-ranking noble family who has come on a secret mission.